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+++ b/obsolete/macros/latex/contrib/tkz/tkz-fct/examples/latex/tkzFct-14-7-3.tex
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+\input{preamble-standalone.ltx}
+\begin{document}
+
+% Ex. No. 68 (Section 14.7.3 : Deuxième courbe $b=1/3$ )
+
+ \begin{tikzpicture}[scale=1.2]
+ \tkzInit[xmin=0,xmax=2,xstep=0.2,ymax=1,ystep=0.1]
+ \tkzAxeXY
+ \tkzGrid(0,0)(2,1)
+ \tkzFct[color = red,domain =1/3:2]{(2*(\x-1./3)*(\x-1./3))/(\x*\x*\x)}
+ \tkzDrawTangentLine[draw,color=blue,kr=.5,kl=.5](1)
+ \tkzDefPointByFct(1)
+ \tkzText[draw,fill = brown!30](1.2,0.3)%
+ {$g(v)=2\dfrac{\left(v-\dfrac{1}{3}\right)^2}{v^3}$}
+ \end{tikzpicture}
+
+\end{document}